# coding:utf8
import  json

def city_with_category(data):
    return data['areaName']+"_"+data['category']

print(json.loads('{"name": "John", "age": 30, "city": "New York"}'))
print(type(json.loads('{"name": "John", "age": 30, "city": "New York"}')))
print(type(json.loads('{"key1":1,"key2":2}')))
print(type(json.loads('[{"key1":1,"key2":2}]')))

list1=[{"key1":1,"key2":2}]
dict1={"key1":1,"key2":2}
print(type(json.dumps(list1)))
print(type(json.dumps(dict1)))
